Home / 8,875,028,409.15-13,312,542,613.73-4,288,556,985.15

Finding the Fourth Proportional to 8,875,028,409.15, 13,312,542,613.73 and 4,288,556,985.15

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Solution

The fourth proportional to 8,875,028,409.15, 13,312,542,613.73 and 4,288,556,985.15 is: 6,432,835,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875,028,409.15 : 13,312,542,613.73 = 4,288,556,985.15 : x
  2. Step 2: Convert to fraction form
    8,875,028,409.15/13,312,542,613.73 = 4,288,556,985.15/x
  3. Step 3: Cross multiply
    8,875,028,409.15x = 13,312,542,613.73 × 4,288,556,985.15
  4. Step 4: Simplify right side
    8,875,028,409.15x = 57,091,597,616,197,386,240
  5. Step 5: Solve for x
    x = 57,091,597,616,197,386,240/8,875,028,409.15
  6. Step 6: Final answer
    x = 6,432,835,477.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.